Download Save to Drive ADD TO FAVORITES Hide lower priority columns Add to Folder creative writing children's book activities classroom tools language arts and writing vocabulary Create new folderCREATE NEW FOLDER SHARE Grade: 8 9 10 Subjects: Science Space and Astronomy Planets + show tags Themes: Space Type: Worksheets Book Guides Students consider some of the characteristics of Venus and Mars which make the planets uninhabitable for life as we know it.